Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/./OMCompiler/build/lib/omlibrary/ --ompython_omhome=/usr Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD.conf.json Using package Buildings with version 6.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 6.0.0/package.mo) Using package Modelica with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/package.mo) Using package Complex with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo) Using package ModelicaServices with version 3.2.2 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo) Running command: translateModel(Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.UnbalancedStepUp.DD") Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.2/package.mo): time 0.008907/0.008907, allocations: 110.2 kB / 15.05 MB, free: 5.965 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Complex 3.2.2.mo): time 0.001097/0.001097, allocations: 179.3 kB / 15.94 MB, free: 5.93 MB / 13.93 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.2.2/package.mo): time 1.972/1.972, allocations: 194.6 MB / 211.3 MB, free: 11.06 MB / 170.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 6.0.0/package.mo): time 2.237/2.237, allocations: 236.2 MB / 492.6 MB, free: 11.38 MB / 394.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0004685/0.0004686, allocations: 12 kB / 0.587 GB, free: 2.121 MB / 490.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5443/0.5448, allocations: 98.7 MB / 0.6834 GB, free: 16.83 MB / 0.5261 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.2571/0.802, allocations: 185.7 MB / 0.8647 GB, free: 4.477 MB / 0.6823 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003578/0.8024, allocations: 123.9 kB / 0.8648 GB, free: 4.355 MB / 0.6823 GB Notification: Performance of FrontEnd - DAE generated: time 0.8957/1.698, allocations: 124.5 MB / 0.9864 GB, free: 164.2 MB / 0.7292 GB Notification: Performance of FrontEnd: time 2.702e-06/1.698, allocations: 0 / 0.9864 GB, free: 164.2 MB / 0.7292 GB Notification: Performance of Transformations before backend: time 0.00015/1.698, allocations: 68.23 kB / 0.9865 GB, free: 164.2 MB / 0.7292 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 874 * Number of variables: 874 Notification: Performance of Generate backend data structure: time 0.008844/1.707, allocations: 2.865 MB / 0.9893 GB, free: 162.1 MB / 0.7292 GB Notification: Performance of prepare preOptimizeDAE: time 3.696e-05/1.707, allocations: 8.031 kB / 0.9893 GB, free: 162.1 MB / 0.7292 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01449/1.722, allocations: 2.091 MB / 0.9913 GB, free: 160 MB / 0.7292 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005344/1.727, allocations: 2.013 MB / 0.9933 GB, free: 157.9 MB / 0.7292 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002427/1.727, allocations: 226.2 kB / 0.9935 GB, free: 157.7 MB / 0.7292 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001508/1.729, allocations: 304 kB / 0.9938 GB, free: 157.4 MB / 0.7292 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01711/1.746, allocations: 5.88 MB / 0.9995 GB, free: 151.4 MB / 0.7292 GB Notification: Performance of preOpt findStateOrder (simulation): time 9.079e-05/1.746, allocations: 7.938 kB / 0.9995 GB, free: 151.4 MB / 0.7292 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0006402/1.747, allocations: 128 kB / 0.9996 GB, free: 151.3 MB / 0.7292 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005538/1.747, allocations: 289.3 kB / 0.9999 GB, free: 151 MB / 0.7292 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01732/1.765, allocations: 6.032 MB / 1.006 GB, free: 144.9 MB / 0.7292 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03488/1.8, allocations: 24.85 MB / 1.03 GB, free: 118 MB / 0.7292 GB Notification: Performance of preOpt comSubExp (simulation): time 0.009698/1.809, allocations: 5.469 MB / 1.035 GB, free: 112.2 MB / 0.7292 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003144/1.81, allocations: 143 kB / 1.036 GB, free: 112 MB / 0.7292 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.896e-05/1.81, allocations: 72.5 kB / 1.036 GB, free: 112 MB / 0.7292 GB Notification: Performance of pre-optimization done (n=230): time 6.093e-06/1.81, allocations: 0 / 1.036 GB, free: 112 MB / 0.7292 GB Notification: Performance of matching and sorting (n=311): time 0.152/1.962, allocations: 36.15 MB / 1.071 GB, free: 75.66 MB / 0.7292 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.929e-05/1.962, allocations: 239.9 kB / 1.071 GB, free: 75.37 MB / 0.7292 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001961/1.964, allocations: 1.168 MB / 1.072 GB, free: 74.19 MB / 0.7292 GB Notification: Performance of collectPreVariables (initialization): time 0.0006198/1.965, allocations: 73.7 kB / 1.072 GB, free: 74.11 MB / 0.7292 GB Notification: Performance of collectInitialEqns (initialization): time 0.000689/1.965, allocations: 1.254 MB / 1.074 GB, free: 72.84 MB / 0.7292 GB Notification: Performance of collectInitialBindings (initialization): time 0.001124/1.966, allocations: 1.04 MB / 1.075 GB, free: 71.79 MB / 0.7292 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003617/1.967, allocations: 64 kB / 1.075 GB, free: 71.72 MB / 0.7292 GB Notification: Performance of setup shared object (initialization): time 0.0001999/1.967, allocations: 440.7 kB / 1.075 GB, free: 71.29 MB / 0.7292 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.007126/1.974, allocations: 2.731 MB / 1.078 GB, free: 68.55 MB / 0.7292 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.007686/1.982, allocations: 3.422 MB / 1.081 GB, free: 64.86 MB / 0.7292 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0078/1.99, allocations: 3.134 MB / 1.084 GB, free: 61.71 MB / 0.7292 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.392e-05/1.99, allocations: 8 kB / 1.084 GB, free: 61.7 MB / 0.7292 GB Notification: Performance of matching and sorting (n=412) (initialization): time 0.02768/2.017, allocations: 9.507 MB / 1.093 GB, free: 52.14 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 0.001475/2.019, allocations: 7.32 MB / 1.101 GB, free: 44.24 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.637e-05/2.019, allocations: 20 kB / 1.101 GB, free: 44.22 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.03376/2.053, allocations: 7.279 MB / 1.108 GB, free: 36.93 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004408/2.057, allocations: 0.8228 MB / 1.109 GB, free: 36.1 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.03154/2.089, allocations: 17.43 MB / 1.126 GB, free: 18.5 MB / 0.7292 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004641/2.093, allocations: 0.5029 MB / 1.126 GB, free: 17.99 MB / 0.7292 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008505/2.094, allocations: 179.9 kB / 1.126 GB, free: 17.82 MB / 0.7292 GB Notification: Performance of prepare postOptimizeDAE: time 1.265e-05/2.094, allocations: 4 kB / 1.126 GB, free: 17.81 MB / 0.7292 GB Warning: The linear system: 1 : line2.i3[1] - transformer.conv2.terminal_p.i[1] = -transformer.conv3.terminal_p.i[1] 2 : line2.i2[1] - transformer.conv1.terminal_p.i[1] = -transformer.conv2.terminal_p.i[1] 3 : line2.i1[1] - transformer.conv3.terminal_p.i[1] = -transformer.conv1.terminal_p.i[1] [ 1.0 , 0.0 , -1.0 ; 0.0 , -1.0 , 1.0 ; -1.0 , 1.0 , 0.0 ] * [ transformer.conv3.terminal_p.i[1] ; transformer.conv1.terminal_p.i[1] ; transformer.conv2.terminal_p.i[1] ] = [ -line2.i3[1] ; -line2.i2[1] ; -line2.i1[1] ] might be structurally or numerically singular for variable transformer.conv2.terminal_p.i[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : line2.i3[2] - transformer.conv2.terminal_p.i[2] = -transformer.conv3.terminal_p.i[2] 2 : line2.i1[2] - transformer.conv3.terminal_p.i[2] = -transformer.conv1.terminal_p.i[2] 3 : line2.i2[2] - transformer.conv1.terminal_p.i[2] = -transformer.conv2.terminal_p.i[2] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ transformer.conv2.terminal_p.i[2] ; transformer.conv1.terminal_p.i[2] ; transformer.conv3.terminal_p.i[2] ] = [ -line2.i3[2] ; -line2.i1[2] ; -line2.i2[2] ] might be structurally or numerically singular for variable transformer.conv3.terminal_p.i[2] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[2] = line2.v1_n[2] - line2.v2_n[2] 2 : transformer.conv3.V2[2] = line2.v3_n[2] - line2.v1_n[2] 3 : transformer.conv2.V2[2] = line2.v2_n[2] - line2.v3_n[2] [ 1.0 , 0.0 , -1.0 ; 0.0 , -1.0 , 1.0 ; -1.0 , 1.0 , 0.0 ] * [ line2.v2_n[2] ; line2.v3_n[2] ; line2.v1_n[2] ] = [ -transformer.conv1.V2[2] ; -transformer.conv3.V2[2] ; -transformer.conv2.V2[2] ] might be structurally or numerically singular for variable line2.v1_n[2] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : transformer.conv1.V2[1] = line2.v1_n[1] - line2.v2_n[1] 2 : transformer.conv2.V2[1] = line2.v2_n[1] - line2.v3_n[1] 3 : transformer.conv3.V2[1] = line2.v3_n[1] - line2.v1_n[1] [ -1.0 , 0.0 , 1.0 ; 0.0 , 1.0 , -1.0 ; 1.0 , -1.0 , 0.0 ] * [ line2.v1_n[1] ; line2.v3_n[1] ; line2.v2_n[1] ] = [ -transformer.conv1.V2[1] ; -transformer.conv2.V2[1] ; -transformer.conv3.V2[1] ] might be structurally or numerically singular for variable line2.v2_n[1] since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.02592/2.12, allocations: 9.597 MB / 1.136 GB, free: 8 MB / 0.7292 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.339e-05/2.12, allocations: 16 kB / 1.136 GB, free: 7.984 MB / 0.7292 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01497/2.135, allocations: 3.649 MB / 1.139 GB, free: 4.316 MB / 0.7292 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005495/2.141, allocations: 1.018 MB / 1.14 GB, free: 3.297 MB / 0.7292 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0391/2.18, allocations: 26.16 MB / 1.166 GB, free: 8.223 MB / 0.7605 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004698/2.185, allocations: 0.4952 MB / 1.166 GB, free: 7.727 MB / 0.7605 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000968/2.186, allocations: 175.9 kB / 1.166 GB, free: 7.555 MB / 0.7605 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 84 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (270): * Single equations (assignments): 268 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(10,73.0%) 62} * Non-linear torn systems: 1 {10 62} Notification: Performance of prepare postOptimizeDAE: time 0.004146/2.19, allocations: 1.417 MB / 1.168 GB, free: 6.125 MB / 0.7605 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009817/2.191, allocations: 201.6 kB / 1.168 GB, free: 5.926 MB / 0.7605 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03108/2.222, allocations: 9.793 MB / 1.177 GB, free: 12.05 MB / 0.7761 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.848e-05/2.222, allocations: 36 kB / 1.178 GB, free: 12.01 MB / 0.7761 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.544e-05/2.222, allocations: 16 kB / 1.178 GB, free: 12 MB / 0.7761 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.539e-05/2.222, allocations: 19.89 kB / 1.178 GB, free: 11.98 MB / 0.7761 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04468/2.267, allocations: 15.15 MB / 1.192 GB, free: 12.57 MB / 0.7917 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.046e-05/2.267, allocations: 11.98 kB / 1.192 GB, free: 12.55 MB / 0.7917 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003813/2.271, allocations: 0.6283 MB / 1.193 GB, free: 11.93 MB / 0.7917 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.03649/2.307, allocations: 7.044 MB / 1.2 GB, free: 4.863 MB / 0.7917 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007449/2.308, allocations: 91.92 kB / 1.2 GB, free: 4.773 MB / 0.7917 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.03739/2.346, allocations: 17.03 MB / 1.217 GB, free: 3.578 MB / 0.8073 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.479e-05/2.346, allocations: 12.03 kB / 1.217 GB, free: 3.566 MB / 0.8073 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.5102/2.856, allocations: 9.54 MB / 1.226 GB, free: 231.7 MB / 0.8073 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002589/2.859, allocations: 0.8086 MB / 1.227 GB, free: 231.6 MB / 0.8073 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001025/2.86, allocations: 63.22 kB / 1.227 GB, free: 231.6 MB / 0.8073 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004661/2.864, allocations: 0.4895 MB / 1.227 GB, free: 231.6 MB / 0.8073 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00111/2.865, allocations: 241.2 kB / 1.227 GB, free: 231.6 MB / 0.8073 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0007044/2.866, allocations: 137.6 kB / 1.228 GB, free: 231.6 MB / 0.8073 GB Notification: Performance of sorting global known variables: time 0.002086/2.868, allocations: 0.9309 MB / 1.228 GB, free: 231.5 MB / 0.8073 GB Notification: Performance of sort global known variables: time 1.289e-06/2.868, allocations: 1.469 kB / 1.228 GB, free: 231.5 MB / 0.8073 GB Notification: Performance of remove unused functions: time 0.009081/2.877, allocations: 1.645 MB / 1.23 GB, free: 231.5 MB / 0.8073 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 34 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (166): * Single equations (assignments): 164 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(10,73.0%) 62} * Non-linear torn systems: 1 {10 62} Notification: Performance of Backend phase and start with SimCode phase: time 0.0008992/2.878, allocations: 209.3 kB / 1.23 GB, free: 231.4 MB / 0.8073 GB Notification: Performance of simCode: created initialization part: time 0.035/2.913, allocations: 12.09 MB / 1.242 GB, free: 230.5 MB / 0.8073 GB Notification: Performance of simCode: created event and clocks part: time 1.26e-05/2.913, allocations: 1.031 kB / 1.242 GB, free: 230.5 MB / 0.8073 GB Notification: Performance of simCode: created simulation system equations: time 0.01297/2.926, allocations: 4.151 MB / 1.246 GB, free: 230.3 MB / 0.8073 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002301/2.929, allocations: 219.8 kB / 1.246 GB, free: 230.3 MB / 0.8073 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.03616/2.965, allocations: 11.74 MB / 1.258 GB, free: 227.2 MB / 0.8073 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.004314/2.969, allocations: 2.66 MB / 1.26 GB, free: 226.5 MB / 0.8073 GB Notification: Performance of simCode: alias equations: time 0.006872/2.976, allocations: 1.65 MB / 1.262 GB, free: 226.4 MB / 0.8073 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001059/2.977, allocations: 160.3 kB / 1.262 GB, free: 226.4 MB / 0.8073 GB Notification: Performance of SimCode: time 1.626e-06/2.977, allocations: 0.8438 kB / 1.262 GB, free: 226.4 MB / 0.8073 GB Notification: Performance of Templates: time 0.1342/3.112, allocations: 67.02 MB / 1.328 GB, free: 188.6 MB / 0.8073 GB